Home / 4,945.24-7,418.76-2,481.76

Finding the Fourth Proportional to 4,945.24, 7,418.76 and 2,481.76

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Solution

The fourth proportional to 4,945.24, 7,418.76 and 2,481.76 is: 3,723.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.24 : 7,418.76 = 2,481.76 : x
  2. Step 2: Convert to fraction form
    4,945.24/7,418.76 = 2,481.76/x
  3. Step 3: Cross multiply
    4,945.24x = 7,418.76 × 2,481.76
  4. Step 4: Simplify right side
    4,945.24x = 18,411,581.82
  5. Step 5: Solve for x
    x = 18,411,581.82/4,945.24
  6. Step 6: Final answer
    x = 3,723.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.